Customize this page banner shows up when it shouldn't

app/helpers/user_callouts_helper.rb

@@ -43,7 +43,7 @@ module UserCalloutsHelper
   end
 
   def show_customize_homepage_banner?
-    !user_dismissed?(CUSTOMIZE_HOMEPAGE)
+    current_user.default_dashboard? && !user_dismissed?(CUSTOMIZE_HOMEPAGE)
   end
 
   def show_feature_flags_new_version?

app/models/user.rb

@@ -808,6 +808,10 @@ class User < ApplicationRecord
   # Instance methods
   #
 
+  def default_dashboard?
+    dashboard == self.class.column_defaults['dashboard']
+  end
+
   def full_path
     username
   end

app/views/dashboard/projects/index.html.haml

@@ -3,15 +3,6 @@
 = content_for :meta_tags do
   = auto_discovery_link_tag(:atom, dashboard_projects_url(rss_url_options), title: "All activity")
 
-- if show_customize_homepage_banner?
-  = content_for :customize_homepage_banner do
-    .gl-display-none.gl-md-display-block{ class: "gl-pt-6! gl-pb-2! #{(container_class unless @no_container)} #{@content_class}" }
-      .js-customize-homepage-banner{ data: { svg_path: image_path('illustrations/monitoring/getting_started.svg'),
-        preferences_behavior_path: profile_preferences_path(anchor: 'behavior'),
-        callouts_path: user_callouts_path,
-        callouts_feature_id: UserCalloutsHelper::CUSTOMIZE_HOMEPAGE,
-        track_label: 'home_page' } }
-
 = render_dashboard_ultimate_trial(current_user)
 
 - page_title    _("Projects")

app/views/root/index.html.haml

+- if show_customize_homepage_banner?
+  = content_for :customize_homepage_banner do
+    .gl-display-none.gl-md-display-block{ class: "gl-pt-6! gl-pb-2! #{(container_class unless @no_container)} #{@content_class}" }
+      .js-customize-homepage-banner{ data: { svg_path: image_path('illustrations/monitoring/getting_started.svg'),
+        preferences_behavior_path: profile_preferences_path(anchor: 'behavior'),
+        callouts_path: user_callouts_path,
+        callouts_feature_id: UserCalloutsHelper::CUSTOMIZE_HOMEPAGE,
+        track_label: 'home_page' } }
+
+= render template: 'dashboard/projects/index'

ee/spec/controllers/ee/root_controller_spec.rb

@@ -93,7 +93,7 @@ RSpec.describe RootController do
           it 'renders the default dashboard' do
             get :index
 
-            expect(response).to render_template 'dashboard/projects/index'
+            expect(response).to render_template 'root/index'
           end
         end
       end

spec/controllers/root_controller_spec.rb

@@ -128,11 +128,31 @@ RSpec.describe RootController do
         end
       end
 
-      context 'who uses the default dashboard setting' do
-        it 'renders the default dashboard' do
-          get :index
+      context 'who uses the default dashboard setting', :aggregate_failures do
+        render_views
+
+        context 'with customize homepage banner' do
+          it 'renders the default dashboard' do
+            get :index
+
+            expect(response).to render_template 'root/index'
+            expect(response.body).to have_css('.js-customize-homepage-banner')
+          end
+        end
+
+        context 'without customize homepage banner' do
+          before do
+            Users::DismissUserCalloutService.new(
+              container: nil, current_user: user, params: { feature_name: UserCalloutsHelper::CUSTOMIZE_HOMEPAGE }
+            ).execute
+          end
+
+          it 'renders the default dashboard' do
+            get :index
 
-          expect(response).to render_template 'dashboard/projects/index'
+            expect(response).to render_template 'root/index'
+            expect(response.body).not_to have_css('.js-customize-homepage-banner')
+          end
         end
       end
     end

spec/features/dashboard/projects_spec.rb

@@ -18,12 +18,6 @@ RSpec.describe 'Dashboard Projects' do
     end
   end
 
-  it 'shows the customize banner', :js do
-    visit dashboard_projects_path
-
-    expect(page).to have_content('Do you want to customize this page?')
-  end
-
   context 'when user has access to the project' do
     it 'shows role badge' do
       visit dashboard_projects_path

spec/features/dashboard/root_spec.rb

+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe 'Root path' do
+  let_it_be(:user) { create(:user) }
+  let_it_be(:project) { create(:project) }
+
+  before do
+    project.add_developer(user)
+    sign_in(user)
+  end
+
+  it 'shows the customize banner', :js do
+    visit root_path
+
+    expect(page).to have_content('Do you want to customize this page?')
+  end
+end

spec/helpers/user_callouts_helper_spec.rb

@@ -97,7 +97,17 @@ RSpec.describe UserCalloutsHelper do
         allow(helper).to receive(:user_dismissed?).with(described_class::CUSTOMIZE_HOMEPAGE) { false }
       end
 
-      it { is_expected.to be true }
+      context 'when user is on the default dashboard' do
+        it { is_expected.to be true }
+      end
+
+      context 'when user is not on the default dashboard' do
+        before do
+          user.dashboard = 'stars'
+        end
+
+        it { is_expected.to be false }
+      end
     end
 
     context 'when user dismissed' do

spec/models/user_spec.rb

@@ -5754,6 +5754,20 @@ RSpec.describe User do
     end
   end
 
+  describe '#default_dashboard?' do
+    it 'is the default dashboard' do
+      user = build(:user)
+
+      expect(user.default_dashboard?).to be true
+    end
+
+    it 'is not the default dashboard' do
+      user = build(:user, dashboard: 'stars')
+
+      expect(user.default_dashboard?).to be false
+    end
+  end
+
   describe '.dormant' do
     it 'returns dormant users' do
       freeze_time do